A researcher has collected the following sample data. 130.5 126 132 127.5 126 Required: For the above sample, determine the following measures: a. The mean. b. The range. C. The mode. d. The variance. collected the following sample 5 | 126 | 132 127.5 || 135 136.5 mple, determine the following A continuous random variable may assume Select one: O a. only fractional values in an interval or collection of intervals O b. only the positive integer values in an interval O c. any value in an interval or collection of intervals O d. only integer values in an interval or collection of intervals As the sample size becomes larger, the sampling distribution of the sample mean approaches a Select one: O a. Poisson distribution O b. chi-square distribution O O c. binomial distribution d. normal distribution A frequency distribution is Select one: O a. a graphical form of representing data O b. a tabular summary of a set of data showing the frequency of items in each of several non-overlapping classes O c. a tabular summary of a set of data showing the relative frequency d. a graphical device for presenting categorical data